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  1. Epigenetics, Health, and Disease | Genomics and Your Health | CDC

    Jan 31, 2025 · Epigenetics refers to how your behaviors and environment can cause changes that affect the way your genes work. Unlike genetic changes (mutations), epigenetic changes are reversible and …

  2. Epigenetics - Wikipedia

    Epigenetics has been defined and today is generally accepted as 'the study of changes in gene function that are mitotically and/or meiotically heritable and that do not entail a change in DNA sequence.'

  3. What Is Epigenetics? - Cleveland Clinic

    Epigenetics is the study of how our environment influences our genes by changing the chemicals attached to them. What we eat, our physical activity level, access to resources and more affect those …

  4. Epigenetics | Definition, Inheritance, & Disease | Britannica

    Nov 13, 2025 · epigenetics, the study of the chemical modification of specific genes or gene-associated proteins of an organism. Epigenetic modifications can define how the information in genes is …

  5. What is epigenetics?: MedlinePlus Genetics

    Jun 11, 2021 · What is epigenetics? Epigenetics is the study of how cells control gene activity without changing the DNA sequence."Epi-"means on or above in Greek,and "epigenetic" describes factors …

  6. Introduction: Epigenetics - PMC

    Today, the field continues to discover how genes are differentially read, suppressed, and expressed across cell types. It elegantly shows how the same genome, present in each cell of our bodies, is …

  7. What is Epigenetics? Unlocking the Code Beyond DNA

    Apr 19, 2025 · Epigenetics is the study of changes in gene expression that do not involve alterations to the underlying DNA sequence. These changes are influenced by a variety of environmental factors …

  8. Epigenetics - National Human Genome Research Institute

    3 days ago · Epigenetics is an emerging field of science that studies heritable changes caused by the activation and deactivation of genes without any change in the underlying DNA sequence of the …

  9. How Epigenetics Shapes Your Genes and Health - Biology Insights

    Dec 8, 2025 · Epigenetics is the study of heritable changes in gene expression that occur without altering the underlying DNA sequence. The Greek prefix “epi-” means “on top of,” describing how …

  10. What Are Epigenetic Modifications and How Do They Work?

    Nov 27, 2025 · Epigenetics is the study of changes in organisms caused by the modification of gene expression rather than an alteration of the genetic code itself. The Greek prefix epi- means “on top …